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Allow NUMERIC value scan into any number type

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This commit is contained in:
go-jet 2021-05-21 16:09:29 +02:00
parent cecdab1c67
commit 17e5e34111
3 changed files with 103 additions and 3 deletions
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45
tests/postgres/scan_test.go
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@ -764,6 +764,51 @@ func TestRowsScan(t *testing.T) {
requireLogged(t, stmt)
}
func TestScanNumericToNumber(t *testing.T) {
type Number struct {
Int8 int8
UInt8 uint8
Int16 int16
UInt16 uint16
Int32 int32
UInt32 uint32
Int64 int64
UInt64 uint64
Float32 float32
Float64 float64
}
numeric := CAST(Decimal("1234567890.111")).AS_NUMERIC()
stmt := SELECT(
numeric.AS("number.int8"),
numeric.AS("number.uint8"),
numeric.AS("number.int16"),
numeric.AS("number.uint16"),
numeric.AS("number.int32"),
numeric.AS("number.uint32"),
numeric.AS("number.int64"),
numeric.AS("number.uint64"),
numeric.AS("number.float32"),
numeric.AS("number.float64"),
)
var number Number
err := stmt.Query(db, &number)
require.NoError(t, err)
require.Equal(t, number.Int8, int8(-46)) // overflow
require.Equal(t, number.UInt8, uint8(210)) // overflow
require.Equal(t, number.Int16, int16(722)) // overflow
require.Equal(t, number.UInt16, uint16(722)) // overflow
require.Equal(t, number.Int32, int32(1234567890))
require.Equal(t, number.UInt32, uint32(1234567890))
require.Equal(t, number.Int64, int64(1234567890))
require.Equal(t, number.UInt64, uint64(1234567890))
require.Equal(t, number.Float32, float32(1.234568e+09))
require.Equal(t, number.Float64, float64(1.234567890111e+09))
}
var address256 = model.Address{
AddressID: 256,
Address: "1497 Yuzhou Drive",